ANSI NPT-CI

Hand Taps for American Taper Pipe Threads for Cast Irons

Specification

■ Suitable for hard and abrasive materials such as cast irons. Nitride

Recommended Tapping Speed depending on Materials

Cast irons Ductile cast irons

鋳鉄5 強靱鋳鉄5

(m/min) ( m/ min)

TYPE:1 TYPE:2

Projection Projection

Segment:1G

SizeClassCodeChamferL (inch)ℓ (inch)Projection (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesTYPE
For AmericanPipe Threadsl
1/8-27 NPTANSI GY832013P2.1250.750.3120.4370.3280.37541
1/8-27 NPTANSI GY832023P2.1250.750.3120.3120.2340.37542
1/4-18 NPTANSI GY832033P2.4371.0620.4590.5620.4210.43741
3/8-18 NPTANSI GY832043P2.5621.0620.4540.70.5310.541
1/2-14 NPTANSI GY832053P3.1251.3750.5790.6870.5150.62542
3/4-14 NPTANSI GY832063P3.251.3750.5650.9060.6790.68752
1 -11 1/2 NPTANSI GY832073P3.751.750.6781.1250.8430.81252
1 1/4-11 1/2 NPTANSI GY832083P41.750.6861.3120.9840.93752
1 1/2-11 1/2 NPTANSI GY832093P4.251.750.6991.51.125172
2 -11 1/2 NPTANSI GY832103P4.51.750.6671.8751.4061.12572